# 初期入力
import sys
input = sys.stdin.readline  #文字列では使わない
Standard=[400,600,800,1000,1200,1400,1600,1800,2000]
X = int(input())
from bisect import bisect_right
class_x =bisect_right(Standard,X)
print(9-class_x) import sys sys input = sys.stdin.readline input sys.stdin.readline sys.stdin sys stdin readline Standard=[400,600,800,1000,1200,1400,1600,1800,2000] Standard [400,600,800,1000,1200,1400,1600,1800,2000] 400 600 800 1000 1200 1400 1600 1800 2000 X = int(input()) X int(input()) int input() input from bisect import bisect_right class_x =bisect_right(Standard,X) class_x bisect_right(Standard,X) bisect_right Standard X print(9-class_x) print 9-class_x 9 class_x Standard=[400,600,800,1000,1200,1400,1600,1800,2000] [400,600,800,1000,1200,1400,1600,1800,2000] Standard input = sys.stdin.readline sys.stdin.readline input class_x =bisect_right(Standard,X) bisect_right(Standard,X) class_x X = int(input()) int(input()) X
# 初期入力
import sys
input = sys.stdin.readline  #文字列では使わない
Standard=[400,600,800,1000,1200,1400,1600,1800,2000]
X = int(input())
from bisect import bisect_right
class_x =bisect_right(Standard,X)
print(9-class_x)
